Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 45/72 and 9/16

45/72 + 9/16 is 19/16.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 16 is 144

    Next, find the equivalent fraction of both fractional numbers with denominator 144
  2. For the 1st fraction, since 72 × 2 = 144,
    45/72 = 45 × 2/72 × 2 = 90/144
  3. Likewise, for the 2nd fraction, since 16 × 9 = 144,
    9/16 = 9 × 9/16 × 9 = 81/144
  4. Add the two like fractions:
    90/144 + 81/144 = 90 + 81/144 = 171/144
  5. 171/144 simplified gives 19/16
  6. So, 45/72 + 9/16 = 19/16
    In mixed form: 13/16

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com